Income Taxes (Details Textual) (USD $)	12 Months Ended
	Dec. 29, 2013	Dec. 30, 2012	Jan. 01, 2012
Income Taxes [Line Items]
Valuation allowance	$ 19,132,000	$ 1,756,000
Change in deferred tax asset valuation related to limitation of foreign tax credit	17,400,000
Change in valuation allowance	10,544,000	(37,000)	(688,000)
Deferred tax asset related to current period acquisition goodwill	6,800,000
Excess tax benefits realized	53,032,000	17,015,000	43,122,000
Unrealized excess tax benefits associated with share-based compensation	3,600,000
Decrease to the provision for income taxes	7,500,000
Increase to net income per diluted share	$ 0.05
Undistributed earnings of foreign subsidiaries	235,100,000
Uncertain tax positions that would reduce annual effective tax rate, if recognized	40,100,000	29,900,000
Potential interest penalties on uncertain tax positions	1,000,000	800,000	1,100,000
Liability recorded for potential interest and penalties	3,500,000	2,100,000
Federal [Domain]
Income Taxes [Line Items]
Net operating loss carryforwards	164,200,000
Research and development tax credit carryforwards	16,100,000
State [Member]
Income Taxes [Line Items]
Net operating loss carryforwards	228,100,000
Research and development tax credit carryforwards	$ 51,500,000